﻿using System;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Xpedite.Resources.Compressors;

/* Copyright (c) 2010 CBaxter
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), 
 * to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, 
 * and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 
 * IN THE SOFTWARE. 
 */

namespace Xpedite.Test.Resources.Compressors
{
  [TestClass]
  public class AcceptEncodingTest
  {
    [TestMethod]
    public void TestCtor()
    {
      var encoding = new AcceptEncoding("MyCoding", 1);

      Assert.AreEqual("MyCoding", encoding.Coding);
      Assert.AreEqual(1F, encoding.Q);
    }

    [TestMethod]
    public void TestParse()
    {
      AssertAreEqual(AcceptEncoding.Parse("gzip"), "gzip", 1.0F);
      AssertAreEqual(AcceptEncoding.Parse("gzip;q=0"), "gzip", 0.0F);
      AssertAreEqual(AcceptEncoding.Parse("gzip;q=0.0"), "gzip", 0.0F);
      AssertAreEqual(AcceptEncoding.Parse("gzip;q=1.0"), "gzip", 1.0F);
      AssertAreEqual(AcceptEncoding.Parse("gzip;q=-1.0"), "gzip", 0.0F);
      AssertAreEqual(AcceptEncoding.Parse("gzip;q=2.0"), "gzip", 1.0F);
      AssertAreEqual(AcceptEncoding.Parse("gzip ; q = 2.0"), "gzip", 1.0F);

      var ex = new ArgumentException("Value cannot be a null, empty or whitespace only.", "value");
      Expect.Exception(() => AcceptEncoding.Parse(" "), ex);
      Expect.Exception(() => AcceptEncoding.Parse(null), ex);
      Expect.Exception(() => AcceptEncoding.Parse(String.Empty), ex);
    }

    private static void AssertAreEqual(AcceptEncoding acceptEncoding, String coding, Single q)
    {
      Assert.AreEqual(coding, acceptEncoding.Coding);
      Assert.AreEqual(q, acceptEncoding.Q);
    }
  }
}
